Photography buffs will go nuts...

...when they read these tips on the NatGeo website.

There are tips from experts, tips on using available light, tips on taking portraits. And much, much more. After all, this is the National Geographic we're talking about here. Enjoy.

• UPDATE (May 3, 2103): A photo may be worth a thousand words, but more often than not a photo without a caption, which provides some context or at least gives the viewer a reason to linger on it, is not worth the paper it is printed on. Or the pixels it is composed of. Now that you want to write a caption, here's how to go about it, courtesy Mark Nichol, editor of the Daily Writing Tips blog: "10 Tips About How to Write a Caption".